3705778 has 8 divisors (see below), whose sum is σ = 5587200. Its totient is φ = 1843380.

The previous prime is 3705773. The next prime is 3705799. The reversal of 3705778 is 8775073.

3705778 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3705773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4258 + ... + 5053.

It is an arithmetic number, because the mean of its divisors is an integer number (698400).

Almost surely, 2^3705778 is an apocalyptic number.

3705778 is a deficient number, since it is larger than the sum of its proper divisors (1881422).

3705778 is a wasteful number, since it uses less digits than its factorization.

3705778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9512.

The product of its (nonzero) digits is 41160, while the sum is 37.

The square root of 3705778 is about 1925.0397398495. The cubic root of 3705778 is about 154.7485064881.

The spelling of 3705778 in words is "three million, seven hundred five thousand, seven hundred seventy-eight".